Question

25.0cm3 of 0.10M sodium hydroxide solution is exactly neutralised by

A 12.5cm3 of 0.05M sulfuric acid.
B 25.0cm3 of 0.05M sulfuric acid.
C 12.5cm3 of 0.20M sulfuric acid.
D 25.0cm3 of 0.10M sulfuric acid.

help please!! I know its either A or B because of molar ratios but im not sure how to figure out which one is the right volume

Answer 1

25.00 cm 3 of 0.100 mol/dm 3 sodium hydroxide solution is exactly neutralised by 0.125 mol/dm 3 hydrochloric acid.

your answer is B